Melt shortening in large skillet over medium high heat. Add meat, onion, and garlic; cook and stir until meat is browned.

Stir in ketchup, Worcestershire sauce, brown sugar, salt, paprika, mustard and 1 1/2 cup water. Reduce heat, cover, and simmer 2 to 2 1/2 hours.

Blend flour and 1/4 cup water. Stir into meat. Heat to boiling, stirring constantly. Serve hot.